

Welcome to your interview for the QA Engineer role at Health Care Service.
The question is on your right: Root Cause Analysis for Defects. Take a moment with it first.
Talk your thinking through with me if you like - when you're confident, submit your answer and I'll grade it like a real screen. You have three graded attempts to score 7/10 or better.
A defect has been found after a release, and you need to understand not just what broke, but why it escaped earlier checks and how to prevent similar issues from recurring.
How do you conduct root cause analysis when defects occur?